Search the Dictionary

A book in seven languages.

A plane figure consisting of seven sides and having seven angles.

Having seven angles or sides. Heptagonal numbers (Arith.), the numbers of the series 1, 7, 18, 34, 55, etc., being figurate numbers formed by adding successively the terms of the arithmetical series 1, 6, 11, 16, 21, etc.

A Linnæan order of plants having seven pistils.

Having seven pistils.

A solid figure with seven sides.

Consisting of seven parts, or having the parts in sets of sevens. Gray.

A Linnæan class of plants having seven stamens.

Having seven stamens.

araffin series (nine are possible, four are known); -- so called because the molecule has seven carbon atoms. Specifically, a colorless liquid, found as a constituent of petroleum, in the tar oil of cannel coal, etc.

Having seven angles.

Having seven leaves.

A government by seven persons; also, a country under seven rulers.

Having seven seeds.

A composition consisting of seven lines or verses.

The first seven books of the Testament.

Having seven units of attractive force or affinity; -- said of heptad elements or radicals.

High, low, jack, and the game, a game at cards; -- also called all fours, old sledge, and seven up. -- In high and low, utterly; completely; in every respect. [Obs.] Chaucer. -- On high, aloft; above. The dayspring from on high hath visited us. Luke i. 78. -- The Most High, the Supreme Being; God.

ent when he can contribute no farther to his health. Sir W. Temple. Look ye out among you seven men of honest report. Acts vi. 3. Provide things honest in the sight of all men. Rom. xii. 17.

Pertaining to, or invented by, Christian Huyghens, a Dutch astronomer of the seventeenth century; as, the Huyghenian telescope. Huyghenian eyepieceSee under Eyepiece.