indissolvable
Impossible to dissolve
Indissolvable means incapable of being dissolved, broken up, or undone.
The word applies to bonds, unions, or substances that resist dissolution: They believed their friendship was indissolvable.
It's a rarer synonym of indissoluble, appearing mostly in formal or literary contexts.
Unable to be divided
- unifiedCombined into one
- fusedJoined by melting together
- weldedJoined metals by melting
- cementedFastened with lasting adhesion
bound · joined · merged · interlocked · intertwined · connected · attached · linked
Lasting without end
- everlastingLasting for all time
- perpetualLasting without interruption
- immutableIncapable of being changed
- irreversibleCannot be undone
indestructible · imperishable · unchangeable · unbreakable · timeless · indelible · irrevocable · fixed
Steady and unchanging
- tenaciousStubbornly determined to continue
- unyieldingRefusing to give way
- steadfastFirmly loyal, unshakeable
- constantFixed, unvarying quantity
faithful · loyal · committed · devoted · unswerving · unflagging · unfaltering · dedicated
inseparable
Unable to be divided
cemented · bound · joined · merged · interlocked · intertwined · connected · attached · linked · cohesive
eternal
Lasting without end
- everlastingLasting for all time
- perpetualLasting without interruption
- immutableIncapable of being changed
irreversible · indestructible · imperishable · unchangeable · unbreakable · timeless · indelible · irrevocable · fixed · binding
unwavering
Steady and unchanging
- tenaciousStubbornly determined to continue
- unyieldingRefusing to give way
- steadfastFirmly loyal, unshakeable
constant · faithful · loyal · committed · devoted · unswerving · unflagging · unfaltering · dedicated · true
indissolvabledissolvable
Capable of being liquefied
soluble · water-soluble · dissoluble · meltable · liquefiable
indissolvabledissolvable
Capable of being liquefied
dissoluble · terminable · breakable · severable · revocable
resolve, dissolve, resolute, dissolving, dissolved, solvent, soluble, dissolution, insoluble