no-oral-modification clause
C1CEFR level
85/100Rarity: very rare
TechnicalRegister
Law n.
A stipulation that the contract may be varied only in signed writing, defeating informal amendment.
He claims a phone call raised the fee, but the no-oral-modification clause means only a countersigned addendum counts.
Law noun
A term providing that variations are effective only if made in writing and signed.
The no oral modification clause defeats their claim that we agreed a discount over the phone.
Rarity runs from 0 (a word everyone knows) to 100 (almost never seen outside specialist or literary writing). Level is the word's real difficulty on the CEFR scale, from A1 to C2.
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