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1. Of, belonging to, or restricted to a limited area or neighborhood; local.
2. Relating to or being a local road, especially one in ancient Britain.
3. Mineralogy Approximating, resembling, or taking the place of a fundamental crystalline form or face.
4. Chemistry Of or relating to the consecutive positions on a ring or chain of carbon atoms.

[Latin vīcīnālis, from vīcīnus, neighboring; see vicinity.]


1. neighbouring
2. (Human Geography) (esp of roads) of or relating to a locality or neighbourhood
3. (Chemistry) chem relating to or designating two adjacent atoms to which groups are attached in a chain
[C17: from Latin vīcīnālis nearby, from vīcīnus, from vīcus a neighbourhood]


(ˈvɪs ə nl)

1. of, pertaining to, or belonging to a neighborhood or district.
2. adjacent.
3. noting a crystal plane whose position varies very little from that of a fundamental plane of the form.
[1615–25; < Latin vīcīnālis, derivative of vīcīn(us) near; see vicinity]


, vicinity - Vicinal, from Latin vicus, "group of houses," means "of or pertaining to a neighborhood"—hence, vicinity.
See also related terms for houses.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Adj.1.vicinal - belonging to or limited to a vicinity
References in periodicals archive ?
32 are vicinally coupled and the HMQC show similar carbon resonance positions.
Judean and Christian groups, like associations, did not isolate themselves vicinally or "withdraw" from the larger society--a notion Harland erroneously attributes to scholars employing sectarian theory.
However, not all compounds with vicinally unsubstituted positions declined; the relative proportions of PCBs 105, 134, 137, 138, 156, and 157 (all of which have this structure) increased between 1981 and 1991.