The word is in the Wiktionary

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

— English words —

• back␣substitution n. (Linear algebra) A method of solving linear systems that have been transformed into row echelon form.
• back␣substitution n. (Combinatorics) A method of solving recurrence relations.

21 English words from 2 English definitions

algebra been Combinatorics echelon echelon␣form form have into linear Linear␣algebra linear␣systems method recurrence recurrence␣relations relations row row␣echelon␣form solving systems that transformed

One suffix (New word found by adding one or more letters at the end of the word.)

back␣substitutions

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

ack ACK acks ACKs bac BAC -bac- back Back back- backs BST Cks CKs ion Ion -ion ITU I-tu ITU-T KSU STI S.T.I. stit sub sub- sub. subs subst. substitution tio Tio tion -tion tit tit. Tit. tut Tut UBs UBS UTI

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

bus 'bus bus. Bus. busk Busk cab Cab CAB its ITS 'its it's its' ITU I-tu ITU-T NOI noit OIt OIT SBU SKCA tit tit. Tit. tits tits. TSB tut Tut Usk UTI

One anagram found with an extra letter (New word formed with all the letters from the word and an extra letter.)

back␣substitutions

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