20-letter words containing h, o, l, d, n
- three-dimensionality — having, or seeming to have, the dimension of depth as well as width and height.
- to blow hot and cold — If someone blows hot and cold, they keep changing their attitude towards something, sometimes being very enthusiastic and at other times expressing no interest at all.
- to hit the headlines — Someone or something that hits the headlines or grabs the headlines gets a lot of publicity from the media.
- to let the side down — If you say that someone has let the side down, you mean that they have embarrassed their family or friends by behaving badly or not doing well at something.
- to look high and low — If you say that you looked high and low for something, you are emphasizing that you looked for it in every place that you could think of.
- twiddle one's thumbs — to turn about or play with lightly or idly, especially with the fingers; twirl.
- under/below strength — If an army or team is under strength or below strength, it does not have all the members that it needs or usually has.
- unified field theory — electroweak theory.
- uranium hexafluoride — a colorless, water-insoluble, crystalline, volatile solid, UF 6 , used in its gaseous state in separating uranium 235 from uranium.
- wilson cloud chamber — cloud chamber.