hypodermic

UK: /ˌhaɪpəˈdɜː^rmɪk/ US: /ˌhaɪpəˈdɝmɪk/ ,(hī′pə dûr′mik)

WordReference Random House Learner's Dictionary of American English © 2025

hy•po•der•mic /ˌhaɪpəˈdɜrmɪk/   adj. 

1. Drugs of or relating to the process of injecting medicine or drugs under the skin:
   a hypodermic injection.

n. [countable]

2. Drugs an injection (of a drug) under the skin.
3. Drugs a syringe or needle used in giving an injection under the skin.

See -derm-.

WordReference Random House Unabridged Dictionary of American English © 2025

hy•po•der•mic  (hī′pə dûr′mik), adj. 

1. Drugs characterized by the introduction of medicine or drugs under the skin:
   hypodermic injection.
2. Drugs introduced under the skin:
   a hypodermic medication.
3. Anatomy pertaining to parts under the skin.
4. stimulating;
   energizing.

n. 

5. a hypodermic remedy.
6. Drugs a hypodermic injection.
7. Drugs See hypodermic syringe. 
8. Drugs the administration of drugs into subcutaneous body tissues.

• hypoderm(a) + -ic 1860–65

hy′po•der′mi•cal•ly, adv. 

Collins Concise English Dictionary © HarperCollins Publishers::

hypodermic / ˌhaɪpəˈdɜːmɪk/ adjective

1. of or relating to the region of the skin beneath the epidermis
2. injected beneath the skin

noun

1. a hypodermic syringe or needle

ˌhypoˈdermically adverb