20-letter words containing e, c, h, o, a
- to use shock tactics — to attempt to influence people by shocking them
- toothbrush moustache — a short narrow moustache, resembling the filaments of a toothbrush
- transposition cipher — a cipher that rearranges the letters of the plain text in a different sequence.
- tribromoacetaldehyde — bromal.
- trichloroacetic acid — a toxic, deliquescent, and colorless crystalline compound, C 2 HCl 3 O 2 , soluble in water, alcohol, and ether: used in the synthesis of pharmaceuticals, herbicides, and other chemicals, and as a reagent for the detection of albumin. Abbreviation: TCA.
- tropospheric scatter — transmission of radio frequency signals that have been scattered from irregularities in the troposphere to locations hundreds of kilometers distant.
- trumpet call for sth — a signal for something
- twisted stomach worm — stomach worm.
- video graphics array — (hardware) (VGA) A display standard for IBM PCs, with 640 x 480 pixels in 16 colours and a 4:3 aspect ratio. There is also a text mode with 720 x 400 pixels. IBM technical references define the *product name* of their original VGA display board as "Video Graphics Array", in contrast to the preceding boards, the "Color Graphics Adapter" (CGA) and "Enhanced Graphics Adapter" (EGA). See also Super Video Graphics Adapter.
- warehouse facilities — places for storing goods
- watch someone's back — the rear part of the human body, extending from the neck to the lower end of the spine.
- white bush (scallop) — a variety of summer squash having a saucer-shaped white fruit, scalloped around the edges
- whole-life insurance — a type of insurance with a savings element that is guaranteed to pay out on death provided premiums have been paid as required by the policy
- whyte classification — a system for classifying steam locomotives according to the total number of wheels on the front trucks, drivers, and rear trucks, in that order. For example, a Pacific locomotive is designated as 4-6-2.
- wilson cloud chamber — cloud chamber.
- worcestershire sauce — a sharp sauce made with soy, vinegar, spices, etc., originally made in Worcester, England.
- yellow-breasted chat — an American warbler, Icteria virens, having a yellow throat and breast and greenish-brown upper parts and noted for imitating the songs of other species.
- your marching orders — If you give someone their marching orders, you tell them that you no longer want or need them, for example as your employee or as your lover.