The word is in the Wiktionary

8 short excerpts of Wiktionnary (A collaborative project to produce a free-content dictionary.)

— English words —

• refractory adj. Obstinate and unruly; strongly opposed to something.
• refractory adj. Not affected by great heat.
• refractory adj. (Medicine) Difficult to treat.
• refractory adj. (Biology) Incapable of registering a reaction or stimulus.
• refractory n. A material or piece of material, such as a brick, that has a very high melting point.

— English words, defined in French —

• refractory adj. (Soutenu) Réfractaire.
• refractory adj. (Astronomie, Biologie, Chimie, Physique) Réfractaire.

— English word, defined in Italian —

• refractory agg. Refrattario.

30 English words from 5 English definitions

affected and Biology brick Difficult great has heat high Incapable material Medicine melting melting␣point Not Obstinate opposed piece point reaction registering something stimulus strongly such such␣as that treat unruly very

1 English word from 3 foreign definitions

Physique

6 foreign words from 3 foreign definitions

Astronomie Biologie Chimie Réfractaire Refrattario Soutenu

6 suffixes (New words found by adding one or more letters at the end of the word.)

refractory␣metal refractory␣rhyme refractory␣metals refractory␣period refractory␣rhymes refractory␣periods

6 prefixes (New words found by adding one or more letters in front of the word.)

unrefractory biorefractory nonrefractory chemorefractory photorefractory electrorefractory

31 words-in-word (Words found as is inside the word. Minimum size 3 letters.)

act Act ACT act. Act. A.C.T. A.␣C.␣T. actor actory CTO ctor fra Fra FRA frac fract -ory RAC rac- RACT ref Ref REF Ref. refract refractor tor Tor TOR tory Tory

16 words-in-word RTL (Words found written from right to left, inside the word. Minimum size 3 letters.)

arf ARF 'arf car Car CAR carf fer FER f***er OTC RFE rot ROT ROTC TCA

One anagram found minus a letter (New word formed with all the letters from the word minus a letter.)

refractor

One cousin (New word found by changing only one letter.)

refractors

One lipogram (New word found when removing only one letter.)

refractor

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