Meanings

solid (body)

fixed assets

eigenvalue

solid (body)

fixing (in place)

fixed-length

proper noun

to harden

adherence (to one's beliefs)

fixed idea

fixed length block

verbal promise

anticoagulation

tooth hardening toy (for infants)

groundwork

firm opposition

firm

to tread down so as to harden (soil, snow, etc.)

marriage vows

firm