brooklime

UK: /ˈbrʊkˌlaɪm/ US: (brŏŏk′līm′)

WordReference Random House Unabridged Dictionary of American English © 2025

brook•lime  (brŏŏk′līm′), n. 

1. Plant Biology any of various speedwells found along brooks, in marshes, etc., as Veronica americana (American brooklime,) a creeping plant having leafy stems and loose clusters of small blue flowers.

• late Middle English brokelemke, equivalent. to broke brook¹ + lemke, Old English hleomoce speedwell, cognate with Middle Low German lömeke 1400–50

Collins Concise English Dictionary © HarperCollins Publishers::

brooklime / ˈbrʊkˌlaɪm/ noun

1. either of two blue-flowered scrophulariaceous trailing plants, Veronica americana of North America or V. beccabunga of Europe and Asia, growing in moist places
   See also speedwell

Etymology: 16th Century: variant of C15 brokelemk speedwell, from brook¹ + -lemk, from Old English hleomoce; influenced by lime