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Monocotyledonous.

A plant with only one cotyledon, or seed lobe.

Having only one cotyledon, seed lobe, or seminal leaf. Lindley.

family or stock, or to development from a single common parent form; -- opposed to polyphyletic; as, monophyletic origin.

See Moil, and Moile.

Any one of a series of metameric, unsaturated hydrocarbons C9H18 of the ethylene series.

Of, pertaining to, related to, or designating, nonylene or its compounds; as, nonylenic acid.

See Octostyle.

Having eight columns in the front; -- said of a temple or portico. The Parthenon is octostyle, but most large Greek temples are hexastele. See Hexastyle. -- n.

Any one of a series of metameric hydrocarbons (C8H16) of the ethylene series. In general they are combustible, colorless liquids.

See Od. [Archaic].

That variety of xylene in which the two methyl groups are in the ortho position; a colorless, liquid, combustible hydrocarbon resembling benzene.

Formic aldehyde, regarded as a methylene derivative.

See Eyelet.

A group of wading birds having the toes webbed, as the avocet.

id by the distillation of camphor with zinc chloride. It is one of the three metamers of xylene. Cf. Metamer, and Xylene.

Having five digits to the hand or foot.

A hypothetical hydrocarbon, C5H10, metameric with the amylenes, and the nucleus of a large number of derivatives; -- so named because regarded as composed of five methylene residues. Cf. Trimethylene, and Tetramethylene.

Having five columns in front; -- said of a temple or portico in classical architecture. -- n.

former sense, it gives name to the larger and inner court of a Roman dwelling, the peristyle. See Colonnade.