Night sky glow not caused by moonlight and starlight is due to photochemical reactions in the upper air (Science News Letter).
Useful english dictionary. 2012.
pho´to|chem´i|cal|ly — pho|to|chem|i|cal «FOH toh KEHM uh kuhl», adjective, noun. –adj. of or having to do with the chemical action of light: »Night sky glow not caused by moonlight and starlight is due to photochemical reactions in the upper air (Science News Letter) … Useful english dictionary
cal — abi·o·log·i·cal; adre·no·cor·ti·cal; aero·bi·o·log·i·cal; aero·chem·i·cal; aero·log·i·cal; aero·med·i·cal; aero·nau·ti·cal; aero·phys·i·cal; aero·tech·ni·cal; aes·thet·i·cal·ly; afo·cal; ag·a·tho·kak·o·log·i·cal; ag·nat·i·cal·ly;… … English syllables
photochemistry — pho•to•chem•is•try [[t]ˌfoʊ toʊˈkɛm ə stri[/t]] n. chem. the branch of chemistry that deals with the chemical action of light • Etymology: 1865–70 pho to•chem′i•cal ɪ kəl adj. pho to•chem′i•cal•ly, adv. pho to•chem′ist, n … From formal English to slang
photochemical — Denoting chemical changes caused by or involving light. * * * pho·to·chem·i·cal .fōt ō kem i kəl adj 1) of, relating to, or resulting from the chemical action of radiant energy and esp. light <photochemical smog> 2) of or relating to… … Medical dictionary
a — acar·a·pis; ac·a·ri·a·sis; ac·a·ri·a·sis; ac·a·ri·na; ac·a·ri·nar·i·um; ac·a·rine; ac·a·ri·nol·o·gy; ac·a·ri·no·sis; ac·a·ro·ce·cid·i·um; ac·a·roid; ac·a·rol·o·gist; ac·a·rol·o·gy; ac·a·ro·pho·bia; ac·a·rus; acat·a·lep·sy; acat·a·lex·is;… … English syllables
tion — ab·bre·vi·a·tion; ab·di·ca·tion; ab·duc·tion; ab·er·ra·tion; ab·er·ra·tion·al; ab·jec·tion; ab·junc·tion; ab·ju·ra·tion; ab·lac·ta·tion; ab·la·tion; ab·lu·tion; ab·mi·gra·tion; ab·ne·ga·tion; ab·o·li·tion; ab·o·li·tion·ary; ab·o·li·tion·dom;… … English syllables
aero — aero·ba·cil·lus; aero·bac·ter; aero·bac·te·ri·ol·o·gy; aero·bal·lis·tics; aero·bat·ic; aero·bat·ics; aero·bi·o·log·i·cal; aero·bi·ol·o·gy; aero·bi·o·scope; aero·bi·o·sis; aero·bi·ot·ic; aero·cam·era; aero·car·to·graph; aero·chem·i·cal;… … English syllables
za — ab·so·lut·i·za·tion; ac·cli·ma·ti·za·tion; acet·y·li·za·tion; achro·ma·ti·za·tion; ac·id·i·za·tion; ac·tu·al·i·za·tion; aero·sol·i·za·tion; af·ri·can·i·za·tion; ag·ro·my·za; akhund·za·da; al·bi·ti·za·tion; al·car·ra·za; al·dol·i·za·tion;… … English syllables
o — abi·o·log·i·cal; ab·o·li·tion; ab·o·li·tion·ary; ab·o·li·tion·dom; ab·o·li·tion·ism; ab·o·li·tion·ist; ab·o·li·tion·ize; ab·o·ma·sal; ab·o·ma·sum; ac·an·thol·o·gy; ac·an·thop·o·dous; acar·i·dol·o·gist; ac·a·ri·nol·o·gy; acar·i·o·sis;… … English syllables
-dac·ty·lous; — ab·i·e·tate; ab·i·e·tene; abio·gen·e·sis; abi·og·e·nist; abra·si·om·e·ter; ab·sorp·ti·om·e·ter; aca·cat·e·chin; ac·ac·e·tin; acad·e·mist; acad·e·my; ac·cel·er·om·e·ter; ac·e·tab·u·lar; ac·e·tab·u·lar·ia; ac·e·tab·u·late; ac·e·tab·u·lif·era;… … English syllables
