Definition of "penetrative"

penetrative

adjective
comparative more penetrative, superlative most penetrative
1. That can or does physically penetrate something; piercing, penetrating.
  Quotations
  Would'ſt thou be window'd in great Rome, and ſee / Thy Maſter thus with pleacht Armes, bending downe / His corrigible necke, his face ſubdu'de / To penetratiue ſhame […]
  c. 1606–1607, William Shakespeare, “The Tragedie of Anthonie and Cleopatra”, in Mr. William Shakespeares Comedies, Histories, & Tragedies […] (First Folio), London: […] Isaac Iaggard, and Ed[ward] Blount, published 1623, [Act IV, scene xiv], page 362, column 2
  [T]he penetrative Sun, / His Force deep-darting to the dark Retreat / Of Vegetation, sets the steaming Power / At large […] .
  1728, James Thomson, “Spring”, in The Seasons, London: […] A[ndrew] Millar, and sold by Thomas Cadell, […], published 1768
2. Displaying insight or discrimination; acute; penetrating.
3. (sports) That can penetrate opposition defences.
4. Pertaining to sexual activity involving penetration by the penis.
  Quotations
  I've been in a relationship for nearly a year and we have an amazing sex life as is, but we've never managed penetrative sex.
  2013 August 12, Sexual Healing, The Guardian