Definition of poromeric in US English:

poromeric

noun

  • Any of a class of synthetic leather-like materials, used especially for footwear, which are based on polyurethane or another polymer and are permeable to water vapour.

adjective

  • Of, relating to, or designating such a material.

Origin

1960s; earliest use found in Le Mars (Iowa) Daily Sentinel. From poro- + -meric.