Definitions from Wiktionary ( )

▸ noun:  A flying insect of the order Lepidoptera, distinguished from moths by their diurnal activity and generally brighter colouring.
▸ noun:  (medicine, attributive) A use of surgical tape, cut into thin strips and placed across an open wound to hold it closed.
▸ noun:  (swimming) The butterfly stroke.
▸ noun:  Any of several plane curves that look like a butterfly; see Butterfly curve (transcendental) and Butterfly curve (algebraic).
▸ noun:  (now rare) Someone seen as being unserious and (originally) dressed gaudily; someone flighty and unreliable.
▸ noun:  (finance) A combination of four options of the same type at three strike prices giving limited profit and limited risk.
▸ noun:  (alternate history) A random change in an aspect of the timeline seemingly unrelated to the primary point of divergence, resulting from the butterfly effect.
▸ noun:  (sports) A type of stretch in which one sits on the ground with the legs folded into a shape like that of a butterfly's wings, slightly rocking them up and down, resembling the wings fluttering.
▸ noun:  A person who changes partners frequently.
▸ noun:  (mining) A safety link or detaching hook above the cage attached to the winding rope to prevent the cage from being overwound.
▸ verb:  (transitive) To cut (food) almost entirely in half and spread the halves apart, in a shape suggesting the wings of a butterfly.
▸ verb:  (transitive) To cut strips of surgical tape or plasters into thin strips, and place across (a gaping wound) to close it.
▸ verb:  (transitive, of the point of divergence of an alternate history scenario) To cause events after the point of divergence to not happen as they did in real history, and people conceived after the point of divergence to not exist in recognizable form, due to the random variations introduced by the butterfly effect.
▸ noun:  (in the plural) Short for butterflies in one’s stomach (“A sensation of excited anxiety felt in the stomach”).

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