16-letter words containing t, h, i, o
- when it comes to — with regard to
- white blood cell — any of various nearly colorless cells of the immune system that circulate mainly in the blood and lymph and participate in reactions to invading microorganisms or foreign particles, comprising the B cells, T cells, macrophages, monocytes, and granulocytes.
- white globe lily — a bulbous Californian plant, Calochortus albus, of the lily family, having egg-shaped white flowers with a purplish base.
- white propaganda — propaganda that comes from the source it claims to come from
- white rhinoceros — an African rhinoceros, Diceros simus, having two horns on the nose
- white sandalwood — the fragrant heartwood of any of certain Asian trees of the genus Santalum, used for ornamental carving and burned as incense.
- white wood aster — a composite plant, Aster divaricatus, of North America, having flat-topped clusters of white ray flowers and growing in dry woods.
- white-eyed vireo — a vireo, Vireo griseus, of eastern North America, having olive, yellow, and white plumage, a yellow ring around each eye, and white irises.
- white-haired boy — a favourite; darling
- wide of the mark — If something such as a claim or estimate is wide of the mark, it is incorrect or inaccurate.
- will-o'-the-wisp — ignis fatuus (def 1).
- william hamilton — (person) A mathematician who posed Hamilton's problem.
- windchill factor — an estimated measurement of the cooling effect of air and wind, esp. when applied to the loss of body heat from exposed skin; chill factor
- wipe off the map — to put out of existence
- withdrawing room — a room to withdraw or retire to; drawing room.
- within an ace of — a playing card or die marked with or having the value indicated by a single spot: He dealt me four aces in the first hand.
- without a murmur — If someone does something without a murmur, they do it without complaining.
- without ceremony — in a casual or informal manner
- without question — If you do something without question, you do it without arguing or asking why it is necessary.
- without recourse — a qualified endorsement on such a negotiable instrument, by which the endorser protects himself or herself from liability to subsequent holders
- woody nightshade — bittersweet (def 3).
- worth your while — If an action or activity is worth someone's while, it will be helpful, useful, or enjoyable for them if they do it, even though it requires some effort.
- write home about — a house, apartment, or other shelter that is the usual residence of a person, family, or household.
- wrought ironwork — decorative work in wrought iron
- xaverian brother — a member of a congregation of Roman Catholic laymen bound by simple vows and dedicated to education.
- yah-boo politics — adversarial politics in which politicians constantly deride their opponents and dismiss everything suggested by them
- zenith telescope — a telescope mounted to point only at the zenith, used at some observatories for measuring time by the stars.