Twinning

Definition of Twinning

Twin´ning
n.1.(Crystallog.) The assemblage of two or more crystals, or parts of crystals, in reversed position with reference to each other in accordance with some definite law; also, rarely, in artificial twinning (accomplished for example by pressure), the process by which this reversal is brought about.
Polysynthetic twinning
repeated twinning of crystal lamellæ, as that of the triclinic feldspars.
Repeated twinning
twinning of more than two crystals, or parts of crystals.
Twinning axis
See the Note under Twin, n.

Related Words

biparous, multiparous
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Twin
Twin boat
Twin crystal
Twin flower
Twin-screw steamer
Twinborn
Twine
Twine reeler
Twiner
Twinge
Twining
Twink
Twinkle
Twinkler
Twinkling
Twinleaf
Twinlike
Twinling
Twinned
Twinner
-Twinning-
Twinning axis
Twinter
Twire
Twire-pipe
Twirl
Twist
Twist drill
Twiste
Twisted
Twisted curve
Twisted surface
twisted-horn
Twister
Twistical
Twisting
Twisting pair
Twit
Twitch
Twitch grass
Twitcher
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