1. The quality of being fixed in place as by some firm attachment
   - fastness, fixedness, fixture, secureness 
2. The quality of being incapable of mutation
   "Darwin challenged the fixity of species"
   - immutability, immutableness

Derived forms: fixities

See also: fixed

Type of: changelessness, immovability, immovableness, unchangeability, unchangeableness, unchangingness

• unrecognizable
• unrecognizably
• unrecognized
• unreconcilable
• unreconciled
• unreconstructed
• unrecorded
• unrecoverable
• unredeemable
• unredeemed
• unreduced
• unreel
• unrefined
• unreflected
• unreflective
• unreformable
• unreformed
• unrefreshed
• unregenerate
• unregenerated
• unregistered
• unregretful
• unregretting
• unregularity
• unregulated