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Webster’s Dictionary (1828)

98,828 entries. Headwords are matched first, then definition text.

16 words match “UNSYMMETRICAL”

UNSYMMETRICAL a. 3 definitions
Being without symmetry of chemical structure or relation; as, an unsymmetrical carbon atom. Unsymmetrical carbon atom (Chem.), one which is united at once to four different atoms or radicals. This condition usually occasions physical isomerism, with the attendant action on polarized light.
UNSYMMETRICALLY adv.
Not symmetrically.
ANISOMETRIC a.
Not isometric; having unsymmetrical parts; -- said of crystals with three unequal axes. Dana.
ASYMMETRAL a.
Incommensurable; also, unsymmetrical. [Obs.] D. H. More.
CYSTIDEA n.
ostly fossils of the Paleozoic rocks. They were usually roundish or egg-shaped, and often unsymmetrical; some were sessile, others had short stems.
DISPROPORTIONATE a.
Not proportioned; unsymmetrical; unsuitable to something else in bulk, form, value, or extent; out of proportion; inadequate; as, in a perfect body none of the limbs are disproportionate; it is wisdom not to undertake a work disproportionate means. -- Dis`pro*por"tion*ate*ly, adv. -- Dis`pro*por"tion*ate*ness, n.…
DISSYMMETRICAL a.
Not having symmetry; asymmetrical; unsymmetrical.
ETHYLIDENE n.
An unsymmetrical, divalent, hydrocarbon radical, C2H4 metameric with ethylene but written thus, CH3.CH to distinguish it from the symmetrical ethylene, CH2.CH2. Its compounds are derived from aldehyde. Formerly called also ethidene.
HETERACANTH a.
Having the spines of the dorsal fin unsymmetrical, or thickened alternately on the right and left sides.
HETEROGANGLIATE a.
Having the ganglia of the nervous system unsymmetrically arranged; -- said of certain invertebrate animals.
INEQUILATERAL a.
Having unequal sides; unsymmetrical; unequal-sided.
IRREGULAR a.
es of moral rectitude, or to established principles; not normal; unnatural; immethodical; unsymmetrical; erratic; no straight; not uniform; as, an irregular line; an irregular figure; an irregular verse; an irregular physician; an irregular proceeding; irregular motion; irregular conduct, etc. Cf. Regular. Mazes intric…
ISOMERISM n.
ight, as dextro- and lævo-tartaric acids. In such compounds there is usually at least one unsymmetrical carbon atom. See Unsymmetrical.
PROPIDENE n.
The unsymmetrical hypothetical hydrocarbon radical, CH3.CH2.CH, analogous to ethylidene, and regarded as the type of certain derivatives of propane; -- called also propylidene.
PROPORTIONLESS a.
Without proportion; unsymmetrical.
UNHARMONIOUS a.
Inharmonious; unsymmetrical; also, unmusical; discordant. Swift. -- Un`har*mo"ni*ous*ly, adv.