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Latin language · List of abbreviations

Abbreviations in Anatomical Nomenclature

A strict system of conventional abbreviations is used when studying Latin anatomical nomenclature. It includes grammatical markers (gender, number, case), linguistic indicators of word origin, and special medical abbreviations necessary for the accurate translation of terms.

Special attentionNB! (Nota bene!) — a Latin instruction to pay attention to important information.
AlternativeS. — seu, a Latin conjunction meaning "or".
MorphologyTE — term element, the basic unit for constructing complex medical terms.
3 min readFor medical studentsUpdated 09/24/2026
Material prepared by WhiteCoat Pro editorial team based on platform study guidesReviewed by medical editor: Aulov A. A., general practitioner · 09/24/2026

General and linguistic abbreviations

Basic linguistic labels are used in the nomenclature to indicate a word's origin or its literal meaning. They help navigate the etymology of anatomical names.

The main abbreviations of this group include:

  • Lat. — Latin language;
  • Gr. — Greek language;
  • Arab. — Arabic language;
  • lit. — literally (literal translation);
  • e.g. — for example;
  • S. — seu (translated from Latin as "or").

Russian designations of grammatical categories

In educational dictionaries and reference books, the morphological features of Latin words are traditionally recorded using Russian-language abbreviations. This makes it possible to quickly determine whether a term belongs to a specific group.

Gender category:

  • m. — masculine gender;
  • f. — feminine gender;
  • n. — neuter gender.

Number category:

  • sing. — singular number;
  • pl. — plural number.

Inflection and cases: To designate basic cases, the abbreviations Nom. (nominative case) and Gen. (genitive case) are used. The type of word inflection is indicated as decl. (declension for nouns and adjectives) or conj. (conjugation for verbs).

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Latin abbreviations of cases and numbers

In international practice and grammatical analysis of anatomical constructions, exclusively Latin names of cases and numbers are used.

Nominative case (Nominativus):

  • Nom. sing. — Nominativus singularis (nominative singular);
  • Nom. pl. — Nominativus pluralis (nominative plural).

Genitive case (Genetivus):

  • Gen. sing. — Genetivus singularis (singular);
  • Gen. pl. — Genetivus pluralis (plural).

Accusative case (Accusativus): Indicated by the general abbreviation Acc., which is detailed by number: Acc. sing. (accusative singular) and Acc. pl. (accusative plural).

Ablative case (Ablativus): Marked as Abl.; for the singular, the form Abl. sing. (Ablativus singularis) is used.

Medical abbreviations

In addition to linguistic and grammatical markers, specific medical terms appear in the materials:

  • dos. form — dosage form (used when studying pharmaceutical terminology);
  • TE — term element (key morpheme in clinical nomenclature);
  • NB! (Nota bene!) — literally translated as "note well". This label highlights critically important exceptions or rules.

Briefly: answers to topical questions

What Latin abbreviations are used to designate the dative case (Dativus)?

To designate the dative case (Dativus) in Latin, the abbreviation Dat. is used. In a system consisting of six cases, it answers the questions "to whom? to what?". Other cases also have their traditional abbreviations: nominative — Nom., genitive — Gen., accusative — Acc., ablative — Abl., vocative — Voc.

What abbreviations are used to designate an artery, vein, and nerve (a., v., n.) in Latin anatomical nomenclature?

To designate a vein in the singular, the abbreviation v. is used (for example, v. suprarenalis). Abbreviations for an artery and a nerve in the singular are not presented in the texts, but for the plural of these structures, doubled initial letters are used:

  • Aa. (arteriae) — arteries
  • Vv. (venae) — veins
  • Nn. (nervi) — nerves

Doubling a letter in anatomical nomenclature traditionally indicates the plural.

How is the plural designated for anatomical structures such as muscles (mm.) or ligaments (ligg.)?

The plural for anatomical structures is designated by doubling the initial letter of the abbreviation. The following conventional designations are used in nomenclature for the plural:

  • Ligg. (ligamenta) — ligaments
  • Mm. (musculi) — muscles
  • Bb. (bursae) — bursae
  • Gll. (glandulae) — glands
  • Forr. (foramina) — foramina
  • Rr. (rami) — branches
  • Vagg. (vaginae) — sheaths

For example, interosseous ligaments are written as ligg. interossea, and interosseous muscles as mm. interossei.

Class and exam questions

What does the abbreviation S. mean in anatomical terms?

This is an abbreviation of the Latin word seu, which translates as "or". It is usually used to indicate equivalent variants of the name of the same structure.

What does NB!? stand for

This is the Latin expression Nota bene! ("note well" or "pay attention"). It is used to mark particularly important information that must be learned by heart.

What is the difference between Nom. sing. and Gen. pl.?

Nom. sing. is the nominative singular (Nominativus singularis), the initial dictionary form. Gen. pl. is the genitive plural (Genetivus pluralis), often used in agreements.

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What else to study on this topic

  • Features of using terminological elements (TE) of Greek and Arabic origin.
  • Rules of noun declension (decl.) in Nominativus and Genetivus.
  • Use of Ablativus (Abl.) in prescription writing and clinical terminology.
  • Specifics of translating dosage forms (dos. form) into Latin.
  • Conjugation (conj.) of Latin verbs in medical texts.

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