Definition

A small spiral-shelled marine gastropod mollusk (genus Littorina) common on rocky coastlines, or a flowering plant (genus Vinca) with blue, purple, or white flowers; can also refer to a pale blue or blue-violet color.

Example Usage

Children collected periwinkles from the tide pools and examined their tiny shells.

Origin

From Old English 'pinewincle,' possibly from Latin 'parvus' (small) and 'wincle' (a winding motion).

Fun Fact

The periwinkle flower's alkaloid compounds have been used in cancer research, leading to the development of important chemotherapy drugs.

Source: Definition backfill (hailey)

Related Terms