See Also: genus-group(medicine)
twitch(1)(dictionary)
twitch(2)(dictionary)
twitch(3)(dictionary)
twitch(4)(dictionary)
twitch(medicine)
twitch 2, noun(dictionary)
twitch muscle(medicine)
twitch grass(medicine)
twitch 1, verb(dictionary)

twitch 2, noun (oh) and genus-group (medicine)


twitch 2, noun (oh)



2 n [C]
a quick movement of a muscle, especially one that you cannot control
::a nervous twitch
a sudden quick movement
::There was no movement in the house, not even a twitch of the curtains.

genus-group (medicine)


genus-group
<zoology> The taxonomic categories genus and subgenus.