Term: lacuna: a blank gap or missing part
Broader: gap: a narrow opening | Unrelated: dense-leaved elodea: aquatic plant with deep green foliage useful to oxygenate an aquarium; sometimes placed in genus Egeria
Broader: gap: a narrow opening | Unrelated: outsize: an unusual garment size (especially one that is very large)
Broader: gap: a narrow opening | Unrelated: carcinoma in situ: a cluster of malignant cells that has not yet invaded the deeper epithelial tissue or spread to other parts of the body
Broader: gap: a narrow opening | Unrelated: common duckweed: of temperate regions except eastern Asia and Australia
Broader: gap: a narrow opening | Unrelated: inroad: an invasion or hostile attack
Broader: gap: a narrow opening | Unrelated: sheet bend: a hitch used for temporarily tying a rope to the middle of another rope (or to an eye)
Broader: gap: a narrow opening | Unrelated: cefadroxil: a cephalosporin antibiotic (trade name Ultracef)
Broader: gap: a narrow opening | Unrelated: baseball glove: the handwear used by fielders in playing baseball
Broader: gap: a narrow opening | Unrelated: rift valley fever: an infection common in Africa caused by a bunyavirus; transmitted by mosquitoes or by handling infected animals
Broader: gap: a narrow opening | Unrelated: reboxetine: an antidepressant drug that blocks the reuptake of norepinephrine