If you say that there is a lacuna in something such as a document or a person's argument, you mean that it does not deal with an important issue and is therefore not effective or convincing.
[formal]
There are still major lacunae in the material available.
Synonyms: gap, break, space, blank More Synonyms of lacuna
lacuna in British English
(ləˈkjuːnə)
nounWord forms: plural-nae (-niː) or -nas
1.
a gap or space, esp in a book or manuscript
2. biology
a cavity or depression, such as any of the spaces in the matrix of bone
3. another name for coffer (sense 3)
Derived forms
lacunose (laˈcunose) or lacunal (laˈcunal) or lacunary (laˈcunary)
adjective
lacunosity (ˌlækjʊˈnɒsɪtɪ)
noun
Word origin
C17: from Latin lacūna pool, cavity, from lacus lake
lacuna in American English
(ləˈkjunə)
nounWord forms: plurallaˈcunas or laˈcunae (ləˈkjuni)
1.
a space where something has been omitted or has come out; gap; hiatus; esp., a missing portion in a manuscript, text, etc.
2. Anatomy and Biology
a space, cavity, or depression; specif., any of the very small cavities in bone thatare filled with bone cells
Word origin
L, a ditch, hole, pool < lacus: see lake1
Synonyms of 'lacuna'
gap, break, space, blank
More Synonyms of lacuna
(noun)
Definition
a gap or space in a book or manuscript
There are still major lacunae in the material available.
Synonyms
gap
There followed a gap of four years.
break
a sudden break in the clouds
space
Affix your stamps on the space provided.
blank
Put a word in each blank to complete the sentence.
void
His departure has created a void which will never be filled.
omission
There is one noticeable omission in your article.
hiatus
Efforts to reach a settlement resume today after a two-week hiatus.
Additional synonyms
in the sense of blank
Definition
an empty space for writing in
Put a word in each blank to complete the sentence.
Synonyms
empty space,
space,
gap
in the sense of break
a sudden break in the clouds
Synonyms
gap,
opening,
space,
hole,
divide,
crack,
breach,
rift,
cleft,
chink,
crevice,
cranny,
discontinuity,
interstice
in the sense of hiatus
Definition
a pause or an interruption in continuity
Efforts to reach a settlement resume today after a two-week hiatus.
Synonyms
pause,
break,
interval,
space,
gap,
breach,
blank,
lapse,
interruption,
respite,
chasm,
discontinuity,
lacuna,
entr'acte
Nearby words of
lacuna
lacklustre
laconic
lacquer
lacuna
lacy
lad
ladder
Synonyms of 'lacuna'
lacuna
Explore 'lacuna' in the dictionary
Additional synonyms
in the sense of omission
Definition
something that has been left out or passed over
There is one noticeable omission in your article.
Synonyms
gap,
space,
blank,
exclusion,
lacuna
in the sense of space
Definition
a blank portion or area
Affix your stamps on the space provided.
Synonyms
blank,
gap,
interval
in the sense of void
Definition
a feeling or condition of loneliness or deprivation
His departure has created a void which will never be filled.