pith fleck
noun
A discoloured patch or streak of parenchymatous tissue in wood, usually formed in response to injury by insects.
Origin
Late 19th century.
- environmentally sound
- environmentally unfriendly
- environmental management
- environmental medicine
- environmental psychologist
- environmental psychology
- environmental racism
- environmental refugee
- environmental science
- environmental services
- environment committee
- environment-conscious
- environment-friendliness
- environment group
- environment issue
- environment-minded
- environment variable
- environs
- Enviropig
- envisage
- envision
- envoi
- envoy
- envoy extraordinary
- envy