23-letter words containing s, l, u, h
- structural anthropology — a school of anthropology founded by Claude Lévi-Strauss and based loosely on the principles of structural linguistics.
- suprasegmental phonemes — phonemes or features of speech, as pitch, stress, and juncture, that may extend over and modify series of segmental phonemes
- survival of the fittest — (not in technical use) natural selection.
- thank one's lucky stars — any of the heavenly bodies, except the moon, appearing as fixed luminous points in the sky at night.
- to have your hands full — If you have your hands full with something, you are very busy because of it.
- to keep sth to yourself — If you keep something to yourself, you do not tell anyone else about it.
- tortoiseshell butterfly — any of several nymphalid butterflies of the genus Nymphalis, and related genera, having orange-brown wings with black markings
- trans-new guinea phylum — the largest grouping of the non-Austronesian languages of Papua and New Guinea and the surrounding regions
- turn a cold shoulder to — to treat with disdain; snub
- unconditional discharge — the release of a defendant without having to spend time on parole or probation
- universal character set — (character, standard) (UCS, ISO/IEC 10646) A 1993 ISO and IEC standard character set, also known as "Universal Multiple-Octet Coded Character Set". UCS comes in a 16-bit variant called UCS-2 and a 32-bit variant called UCS-4, which is composed of 16-bit UCS-2 "planes". So far only one 16-bit plane has been defined, which is known as the Basic Multilingual Plane. The implementation of UCS is still in its infancy, though some moves, such as the Java language defining a character to be 16 bits, are suggestive.
- until hell freezes over — If you say that you will do something until hell freezes over, you are emphasizing that you will do it for a very long time or for ever.
- urea-formaldehyde resin — any of a group of resins formed by the interaction of urea and formaldehyde under conditions that include heat and pH control: used chiefly in the manufacture of buttons, baking enamels, and for making fabrics wrinkle-resistant.
- vestibulocochlear nerve — either one of the eight pairs of cranial nerves that supply the cochlea and semicircular canals of the internal ear and contribute to the sense of hearing
- viscount horatio nelson — Viscount Horatio, 1758–1805, British admiral.
- wholly-owned subsidiary — A wholly-owned subsidiary is a company whose shares are all owned by another company.
- would/should be obliged — If you tell someone that you would be obliged or should be obliged if they would do something, you are telling them in a polite but firm way that you want them to do it.