Pronunciation: /ˈpɪnkʊʃ(ə)n/
noun
-
1a small pad for holding pins.
-
2 (also pincushion distortion) [mass noun] a form of optical distortion in which straight lines along the edge of a screen or a lens bulge towards the centre.
-
3 (also pincushion protea) South African an African shrub or tree related to the proteas, with rounded flower heads that resemble pincushions. - Genus Leucospermum, family Proteaceae