dawn chorus noun

The singing of birds at dawn

dawn cypress or dawn redwood noun

A conifer, abundant as a fossil, found growing in China in the 1940s and since planted widely

dawnˈ-man noun

Eoanthropus (qv)

dawn raid noun

A stock market operation in which a large proportion of a company's shares are suddenly bought, often in anticipation of a takeover bid

dawn on

To begin to become evident to or be understood by