Isooctane
[ahy-soh-ok-teyn] /ˌaɪ soʊˈɒk teɪn/
noun, Chemistry.
1.
the C 8 H 18 , used as one of the standards in establishing the of a fuel.
/ˌaɪsəʊˈɒkteɪn/
noun
1.
a colourless liquid alkane hydrocarbon produced from petroleum and used in standardizing petrol. Formula: (CH3)3CCH2CH(CH3)2 See also octane number
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[ahy-soh-oz-mot-ik, -os-] /ˌaɪ soʊ ɒzˈmɒt ɪk, -ɒs-/ adjective, Physical Chemistry. 1. (def 1).
- Isopach
[ahy-suh-pak] /ˈaɪ səˌpæk/ noun, Geology. 1. a line drawn on a map connecting all points of equal thickness of a particular geologic formation. /ˈaɪsəʊˌpæk/ noun 1. (geology) a line on a map connecting points below which a particular rock stratum has the same thickness
- Isopachous
[ahy-suh-pak-uh s, ahy-sop-uh-kuh s] /ˌaɪ səˈpæk əs, aɪˈsɒp ə kəs/ adjective, Geology. 1. having the same thickness. 2. of or relating to an .
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[ahy-suh-pag] /ˈaɪ səˌpæg/ noun 1. a line drawn on a map connecting all points where ice exists at approximately the same period during winter.
- Iso pascal
A Lex scanner and Yacc parser are in the comp.sources.unix volume 13 archive. [More detail?]