Istilah – istilah dalam ilmu fisika A-Z
| 1,2-propadiena | Gas tak bewarna, CH2CCH2; r.d. 1,79; m.p. –136 ° C; b.p. –34,5 ° C. Propadiena dapat dibuat dari 1,3-dibromopropana (CH2BrCHCH2Br) dengan aksi debu seng. |
| 2,2,2-trichloroethanediol | |
| 2,4,5-T | |
| 2,4,6-trinitrofenol | |
| 2-methylbuta-1,3-diene | |
| a.c. | |
| a.m.u. | |
| ab- | |
| absis | |
| absorptansi | |
| absorptivitas | |
| abu | |
| abu mutiara | |
| Abu-abu | |
| adisi nukleofilik | |
| ADSL | |
| adsorbat | |
| adsorpsi | |
| aerodinamika | |
| aerogenerator | |
| aeronautika | |
| aerosol | |
| afinitas elektron | |
| AFM | |
| agen pengoksidasi | |
| agen pereduksi | |
| agen perpisahan | |
| agen rilis | |
| agen saraf | |
| AGN | |
| AGR | |
| agregasi terbatas difusi | |
| AI | |
| air | |
| air deionisasi | |
| air deras | |
| air kristalisasi | |
| air lembut | |
| air limau | |
| air raksa | |
| aki | |
| akomodasi | |
| akselerator | |
| akselerator drift-tube | |
| akseptor | |
| aksi dinamo | |
| aksi massa | |
| aktinium | |
| aktinometer | |
| aktivitas | |
| aktivitas optik | |
| aktivitas tertentu | |
| AKU P | |
| akumulator besi-nikel | |
| akumulator timbal-asam | |
| akustik | |
| alam semesta awal | |
| alam semesta ekpyrotic | |
| alam semesta geosentris | |
| alam semesta heliosentris | |
| alam semesta inflasi | |
| alat pengukur jurusan angin | |
| alat pengukur tinggi | |
| Albedo | |
| algoritma | |
| Algoritme Grover | |
| aliran | |
| Aliran Knudsen | |
| aliran molekuler | |
| aljabar Boolean | |
| alkohol kayu | |
| alkohol polihidrik | |
| alkohol polivinil | |
| alkohol primer | |
| alkohol sekunder | |
| alkohol tersier | |
| alkohol trihidrik | |
| Alnico | |
| alternator | |
| ALU | |
| Alvarez, Luis Walter (1911–88) | |
| AM | |
| amerisium | |
| amina primer | |
| amina sekunder | |
| amina tersier | |
| amorf | |
| amper | |
| Ampère, André Marie (1775–1836) | |
| ampere-jam | |
| ampere-turn | |
| amplitudo | |
| analisis aktivasi | |
| analisis aktivasi neutron | |
| Analisis Fourier | |
| analisis ion-microprobe | |
| analisis kualitatif | |
| Analisis kuantitatif | |
| analisis retrosintetik | |
| analisis termal | |
| analisis volumetrik | |
| Anderson, Carl David (1905–1991) | |
| Andreev refleksi | |
| anechoic | |
| angka | |
| angka oktan | |
| angker | |
| angstrom | |
| Angström, Anders Jonas (1814–74) | |
| anhidrida ftalat | |
| anil | |
| anion | |
| anisotropik | |
| annulus | |
| anoda | |
| anomali | |
| ansambel | |
| ANSI | |
| antena | |
| antiatom | |
| antiferromagnetisme | |
| antilogaritma | |
| antimateri | |
| antinode | |
| antipartikel | |
| anti-tandan | |
| anyon | |
| aphelion | |
| api | |
| apocynthion | |
| apolune | |
| apsides | |
| arccos, arcsin, arctan | |
| Archimedes dari Syracuse (287–212 SM) | |
| arcosh, arsinh, artanh | |
| argumen | |
| aritmatika berarti | |
| aromatik nonbenzenoid | |
| arsenik putih | |
| arti harmonis | |
| arus | |
| arus bolak-balik | |
| arus eddy | |
| arus konvensional | |
| arus listrik | |
| arus searah | |
| asal elemen | |
| Asam 2-metilpropenoat | |
| Asam 3,4,5-trihydroxybenzoic | |
| Asam 3-fenilpropenoat | |
| Asam 3-oksobutanoat | |
| Asam ajaib | |
| Asam basa Lewis | |
| asam belerang | |
| asam fosfat | |
| asam fosfat (V) | |
| asam fosfogliserat | |
| asam fosfonat | |
| asam fosfor | |
| asam ftalat | |
| asam kuat | |
| asam laktat | |
| asam laurat | |
| asam lemah | |
| asam linoleat | |
| asam linolenat | |
| asam lipoat | |
| asam lisergat dietilamida | |
| asam lunak | |
| asam malat | |
| asam maleat | |
| asam malonat | |
| asam margarat | |
| asam mellitik | |
| asam metaborat | |
| asam metafosfat | |
| asam metakrilat | |
| asam metanoat | |
| asam mineral | |
| asam miristat | |
| asam monobasa | |
| asam nikotinat | |
| asam nitrat | |
| asam nonanoat | |
| asam nukleat | |
| asam oksalat | |
| asam oksaloasetat | |
| asam okso | |
| asam oktadekanoat | |
| asam oktadekenoat | |
| asam oktanoat | |
| asam oleat | |
| asam ortoborat | |
| asam ortofosfat | |
| asam palmitat | |
| asam pantotenat | |
| asam pelargonat | |
| asam pengoksidasi | |
| asam pentanedioic | |
| asam pentanoat | |
| asam perdisulfuric | |
| asam periodik | |
| asam perklorat | |
| asam permonosulfurik (VI) | |
| asam peroxodisulphuric | |
| asam peroxomonosulphuric (VI) | |
| asam peroxosulphuric (VI) | |
| asam pikrat | |
| asam piroborat | |
| asam pirofosfat | |
| asam piruvat | |
| asam polibasa | |
| asam polydioxoboric (III) | |
| asam polythionic | |
| asam propanedioic | |
| asam propanoat | |
| asam propenoat | |
| asam protonat | |
| asam prussic | |
| asam pyrosulphuric | |
| asam ribonukleat | |
| asam salisilat | |
| asam sebacic | |
| asam sendawa | |
| asam stearat | |
| asam suksinat | |
| asam sulfamat | |
| asam sulfanilik | |
| asam sulfat (IV) | |
| Asam sulfat Nordhausen | |
| asam sulfinat | |
| asam sulfonat | |
| Asam sulfur | |
| asam tanat | |
| asam tartarat | |
| asam tereftalat | |
| asam tetradekanoat | |
| asam tetrahydroxomonoxodiboric (III) | |
| asam tetraoxophosphoric (V) | |
| asam tetraoxosulphuric (VI) | |
| asam tiosianat | |
| asam tiosulfurat | |
| asam trioxoboric (III) | |
| asam trioxosulphuric (IV) | |
| asam urat | |
| asap fotokimia | |
| ASCII | |
| ASCII diperpanjang | |
| asimtot | |
| astatin | |
| astenosfer | |
| asteroid | |
| astigmatisme | |
| Aston, Francis William (1877–1945) | |
| astrofisika | |
| astrometri | |
| astronomi | |
| Astronomi Copernican | |
| astronomi inframerah | |
| astronomi sinar gamma | |
| atasan simetris | |
| atenuasi | |
| atmolisis | |
| atmosfer bumi | |
| atom | |
| atom asimetris | |
| atom eksotis | |
| ATRS | |
| atto- | |
| Aturan Ampère | |
| aturan fase | |
| Aturan Fleming | |
| Aturan Hildebrand | |
| Aturan Hume-Rothery | |
| Aturan Hund | |
| Aturan interval Landé | |
| aturan kosinus | |
| Aturan Main-Smith-Stoner | |
| Aturan Markovnikoff | |
| Aturan Pauling | |
| aturan pembuka botol | |
| aturan pemilihan | |
| Aturan pemilihan Laporte | |
| aturan penghitungan elektron | |
| aturan tuas | |
| aturan urutan | |
| Aturan Wade | |
| Aturan Walden | |
| Aturan Wigner-Witmer | |
| Aturan Woodward-Hoffmann | |
| AU | |
| audiofrequency | |
| audiometer | |
| aurora | |
| austenit | |
| autoclave | |
| autoradiografi | |
| autotransformer | |
| avionik | |
| Avogadro, Amedeo (1776–1856) | |
| axion | |
| azeotrope | |
| azimut |