List of 13-letter words containing ••••••

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There are 19 thirteen-letter words containing E, H, L, R, T, U and Y

ALUMINOTHERMY	• aluminothermy n. (Inorganic chemistry) the production of a metal from its oxide by heating it with aluminium. • ALUMINOTHERMY n. a process for reducing metallic oxides using finely divided aluminium powder.
BUTTERFLYFISH	• butterflyfish n. Any of a group of conspicuous tropical marine fish of the family Chaetodontidae; the bannerfish and… • butterfly␣fish n. Any fish of the family Chaetodontidae. • butterfly␣fish n. Pantodon buchholzi, a small brown fish of western African streams, often found in aquariums.
BUTYRALDEHYDE	• butyraldehyde n. (Organic chemistry) The aliphatic aldehyde CH₃-CH₂-CH₂-CHO derived from butane. • BUTYRALDEHYDE n. either of two aldehydes used esp. in making synthetic resins.
HETEROSTYLOUS	• heterostylous adj. Exhibiting heterostyly. • HETEROSTYLOUS adj. having styles of different length in different flowers, also HETEROSTYLED.
HEURISTICALLY	• heuristically adv. In a heuristic manner. • HEURISTIC adv. of or relating to exploratory problem-solving methods that utilize self-educating techniques to improve performance, also HEURETIC.
HYDROSULPHATE	• hydrosulphate n. Alternative form of hydrosulfate. • HYDROSULPHATE n. any quaternary acid salt formed by addition of an organic base to sulphuric acid, such as aniline hydrosulphate.
HYDROSULPHITE	• hydrosulphite n. Alternative spelling of hydrosulfite. • HYDROSULPHITE n. a salt of hydrosulphurous acid; esp. the sodium salt, used as a reagent.
HYPERVIRULENT	• hypervirulent adj. Extremely virulent. • HYPERVIRULENT adj. extremely virulent.
METHYLMERCURY	• methylmercury n. (Chemical compound) The organometallic cation CH₃Hg⁺; it is a toxicant that accumulates in the environment… • methyl␣mercury n. Alternative spelling of methylmercury. • METHYLMERCURY n. any of several extremely toxic organometallic compounds formed from metallic mercury by the action of microorganisms.
NEUROETHOLOGY	• neuroethology n. The study of animal behavior and its underlying control by the nervous system. • NEUROETHOLOGY n. the description of features of animal behaviour in terms of the mechanisms of the nervous system.
POLYURETHANES	• polyurethanes n. Plural of polyurethane. • POLYURETHANE n. any of various polymers used esp. in flexible and rigid foams, elastomers, and resins, also POLYURETHAN.
PYROSULPHATES	• pyrosulphates n. Plural of pyrosulphate. • PYROSULPHATE n. a salt of sulphur.
RHEUMATICALLY	• rheumatically adv. In a rheumatic manner. • RHEUMATICAL adv. relating to rheumatism, also RHEUMATIC.
SOUTHEASTERLY	• southeasterly adj. Situated in, or pointing to, the southeast. • southeasterly adj. (Chiefly of a wind) coming from the southeast. • southeasterly n. A strong wind or storm from the southeast.
SOUTHWESTERLY	• southwesterly adj. Situated in, or pointing to, the southwest. • southwesterly adj. (Chiefly of a wind) coming from the southwest. • southwesterly adv. From the southwest.
TELAUTOGRAPHY	• telautography n. Transmission of messages by telautograph. • TELAUTOGRAPHY n. transmission by use of a Telautograph, a telegraph for reproducing the movement of a pen or pencil and so transmitting writings or drawings.
TREACHEROUSLY	• treacherously adv. In a treacherous manner. • TREACHEROUS adv. characterized by treachery.
UNRIGHTEOUSLY	• unrighteously adv. In an unrighteous manner. • UNRIGHTEOUS adv. not righteous.
UPRIGHTEOUSLY	• uprighteously adv. In an uprighteous or just manner. • UPRIGHTEOUSLY adv. (Shakespeare) with moral right.

Scrabble words — in black are valid world wide — in RED are not valid in North America — in GREEN are valid only in North America.
Definitions are short excerpt from the WikWik.org and 1Word.ws.

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English Wiktionary: 127 words
Scrabble in French: 8 words
Scrabble in Spanish: no word
Scrabble in Italian: no word
Scrabble in German: no word
Scrabble in Romanian: no word

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