Table of Contents POS
HYPHEN
COUNT IN NET
WORDNET DICTIONARY
OXFORD DICTIONARY
THESAURUS
ROGET THESAURUS

WORDNET DICTIONARY

Adjective lacking has 2 senses

• lacking(s = adj.all) deficient, wanting - inadequate in amount or degree; "a deficient education"; "deficient in common sense"; "lacking in stamina"; "tested and found wanting"
• lacking(s = adj.all) absent, missing, wanting - nonexistent; "the thumb is absent"; "her appetite was lacking"

OXFORD DICTIONARY

THESAURUS

lacking

absconded, absent, adulterated, arrested, away, bankrupt in, bare of, bereaved, bereaved of, bereft, bereft of, blemished, callow, cut off, damaged, defective, deficient, deleted, denuded, denuded of, departed, deprived of, destitute of, devoid, devoid of, disappeared, divested, embryonic, empty of, erroneous, existless, failing, fallible, faulty, for want of, forlorn of, found wanting, gone, half-assed, hypoplastic, immature, impaired, imperfect, imprecise, impure, in arrear, in arrears, in default, in default of, in short supply, in want of, inaccurate, inadequate, incompetent, incomplete, inexact, infant, inferior, insufficient, makeshift, mediocre, minus, missing, mixed, needing, negative, no longer present, nonattendant, nonexistent, not enough, not found, not perfect, not present, null, off, omitted, out of, out of pocket, out of sight, part, parted from, partial, patchy, robbed of, sans, scant, scant of, scanty, scrappy, shorn of, short, short of, shy, shy of, sketchy, stripped of, subtracted, taken away, too little, unblessed with, underdeveloped, undeveloped, unequal to, uneven, unexisting, unfinished, unperfected, unpossessed of, unqualified, unreached, unsatisfactory, unsatisfying, unsound, unsufficing, unthorough, vacuous, vanished, void, void of, wanting, without being

ROGET THESAURUS

lacking

Incompleteness

N incompleteness, deficiency, short measure, shortcoming, insufficiency, imperfection, immaturity, half measures, defect, deficit, defalcation, omission, caret, shortage, interval, break, noncompletion, missing link, missing piece, missing part, gap, hole, lacuna, incomplete, imperfect, unfinished, uncompleted &c (complete), defective, deficient, wanting, lacking, failing, in default, in arrear, short of, hollow, meager, lame, halfand-half, perfunctory, sketchy, crude, mutilated, garbled, docked, lopped, truncated, in progress, in hand, going on, proceeding, incompletely, by halves, caetera desunt, caret.

For further exploring for "lacking" in Webster Dictionary Online