What is the origin of 'sleep tight'?
Read moreOne of the mysteries of the English language finally explained.
adjective
archaicForming an addition or supplement; not integral.
- ‘By the incorporation of these adscititious elements, such elements, at crucial moments, threaten to compromise the rhythmic integrity of entire pieces.’
Origin
Early 17th century: from Latin adscit- ‘admitted, adopted’, from adsciscere, + -itious, on the pattern of adventitious.
