Standard Lemma guide

transdermal

adj · noun · 3 senses · updated from the 2026-07-25 local source snapshot

Definitions and examples are grouped by meaning. Pronunciation, history, word forms, translations, descendants, synonyms, antonyms, derived terms, and related words appear whenever the source provides them.

Sound

Pronunciation

Each Play button uses your device's default local English voice, or a natural local fallback. The selected voice name appears after playback. This is synthesized speech, not a source recording.

No pronunciation record was provided for this word.

1

adj

Meaning 1

Through the unbroken skin (as for example with measurements of blood glucose level with an optical glucometer using photometry or of oxygen saturation via pulse oximetry).

Definition source: English Wiktionary via Wiktextract

Usage: not-comparable

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

2

noun

Meaning 2

A transdermal patch or implant.

Definition source: English Wiktionary via Wiktextract

No example sentence was provided for this meaning.

Meaning relationships

Synonyms: none provided

Antonyms: none provided

3

adjective

Meaning 3

through the unbroken skin; refers to medications applied directly to the skin (creams or ointments) or in time-release forms (skin patches)

Definition source: Princeton WordNet 3.0

Examples

  • transdermal estrogen
  • percutaneous absorption

Meaning relationships

Synonyms: transdermic, percutaneous, transcutaneous

Antonyms: none provided

History

Etymology

Etymology tree Proto-Indo-European *terh2-der. Proto-Indo-European *térh2t Proto-Indo-European *-ónts Proto-Indo-European *tr̥h2ónts Proto-Indo-European *tr̥h2n̥ts Proto-Italic *trāns Proto-Italic *trāns- Latin trans-bor. English trans- English derm English -al English dermal English transdermal From trans- + dermal.

Across languages

Translations

4 source translations are retained for this English entry.

  • Finnish: transdermaalinen — through unbroken skin
  • French: transdermique — through unbroken skin
  • German: transdermal — through unbroken skin
  • German: transkutan — through unbroken skin