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Webster 1828 Edition

Adj.

unta'kn.

Not taken; not seized; not apprehended; as a thief untaken.

Not reduced; not subdued; as untaken Troy.

Not swallowed.

Untaken away, not removed. 2Cor. 3.

Untaken up, not occupied; not filled.

Untalked of, not talked of; not made the subject of conversation.

untaken ‎(not comparable)

Not taken.
- 1943, American Machinist (volume 87, issues 5-9, page 120)
  The Army and the Navy and the War Production Board are constantly putting pressure on the manufacturers for more airplanes. The manufacturers feel that these agencies leave needed steps untaken, and take measures that are unnecessary […]