(physics) The antimatter equivalent of an electron, having the same mass but a positive charge

In terms of or by means of phototaxis.

(agriculture) A disease of beets, gourds, and other plants, often caused by the virus Beet curly top virus, which results in stunted or misshapen growth and curled or puckered leaves.

(obsolete) Of a person: cunning, crafty. / (obsolete) Cleverly made; artfully contrived. / (now dialectal) Strange or odd; unusual.