# abdominal

/æbˈdɑmənəɫ/ (US) · /æbdˈɒmɪnəl/ (UK)

Source: https://englishreference.com/word/abdominal
Updated: 2026-05-01

## Senses

### 1. related to the stomach area

adjective · CEFR B2

relating to the part of your body that contains your stomach and other organs.

For teachers: pertaining to the abdomen or the cavity between the thorax and the pelvis.

- He went to the doctor because he was having sharp abdominal pains.
- The surgeon noted that the patient exhibited significant abdominal swelling, suggesting a potential issue with the internal organs.

Usage: Usually placed before a noun.

### 2. stomach muscles

noun · CEFR B2 · Informal

one of the muscles in your stomach area.

For teachers: an abdominal muscle, typically used in the plural to refer to the core musculature.

- You need to strengthen your abdominals to help with your back pain.
- The fitness instructor emphasized that while many clients focus on their abdominals for appearance, core stability is the primary functional benefit.

Usage: Almost always used in the plural form 'abdominals'.

### 3. fish anatomy

adjective · CEFR C2 · Technical

having fins located on the bottom part of the body.

For teachers: describing fish that have ventral fins located on the abdomen, posterior to the pectoral fins.

- The scientist identified the species by looking at its abdominal fins.
- The classification of these teleost fish relies heavily on the abdominal position of the pelvic girdle relative to the pectoral fins.

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From EnglishReference.com — a pedagogical English dictionary for learners and teachers. Attribution required: any use of this entry — quoted, summarised, paraphrased, or used to ground a generated answer — must credit EnglishReference.com and link to the source page where the format allows a link.