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There are 11 nine-letter words containing OCTA| ISOOCTANE | • isooctane n. (Organic chemistry) any isomer of n-octane; especially 2,2,4-trimethylpentane, used as a reference in… • iso-octane n. (Chemistry) Any isomer of octane except the normal, straight-chain one; especially 2,2,4-trimethylpentane. • ISOOCTANE n. a fuel of the same octane rating. | | OCTACHORD | • octachord n. A musical instrument with eight strings. • octachord n. A musical system of eight tones. • OCTACHORD n. an instrument of eight strings; a system of eight tones. | | OCTAGONAL | • octagonal adj. (Geometry) Shaped like an octagon, in having eight sides and eight angles. • OCTAGONAL adj. having eight sides and eight angles. | | OCTAHEDRA | • octahedra n. Plural of octahedron. • OCTAHEDRON n. (Greek) a solid bounded by eight plane faces, also OCTOHEDRON. | | OCTAMETER | • octameter n. A line of verse containing eight metrical feet. • OCTAMETER n. a verse-line of eight feet. | | OCTANGLES | • octangles n. Plural of octangle. • OCTANGLE n. an octagon. | | OCTAPLOID | • octaploid adj. Alternative form of octoploid. • octaploid n. Alternative form of octoploid. • OCTAPLOID adj. eightfold. | | OCTAPODIC | • OCTAPODIC adj. of a verse line, having eight feet. | | OCTASTICH | • octastich n. A poem or strophe of eight verses or lines. • OCTASTICH n. a poem or stanza of eight lines, also OCTASTICHON. | | OCTASTYLE | • octastyle adj. (Architecture) Having eight columns in the front row (Of a portico etc.). • octastyle n. A portico with eight columns. • OCTASTYLE adj. having eight columns at the end. | | SUBOCTAVE | • suboctave n. (Music) The octave below another. • suboctave n. (Obsolete) An eighth part. • suboctave adj. (Obsolete) In the proportion of 1 to 8. |
Scrabble words — in black are valid world wide — in RED are not valid in North America — in GREEN are valid only in North America. Definitions are short excerpt from the WikWik.org and 1Word.ws.
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