We don't have synonyms for halid yet — it may be a rare, specialized, newly coined, or misspelled word. The closest thesaurus entries we have are valid, calid and haid.
(n) :
(zoology) Any spider in the now obsolete family Halidae, which since 2006 is considered part of the family Pisauridae.
(n) :
(chemistry) Archaic form of halide. [(inorganic chemistry) Any salt of any halogen acid (such as hydrochloric acid, hydrofluoric acid, or hydroiodic acid).]
(n) :
(zoology) Any spider in the now obsolete family Halidae, which since 2006 is considered part of the family Pisauridae.
(n) :
(chemistry) Archaic form of halide. [(inorganic chemistry) Any salt of any halogen acid (such as hydrochloric acid, hydrofluoric acid, or hydroiodic acid).]