Meaning & Definition of word "Lichen"

Lichen

/ˈlaɪ.kən/

noun:

  • 1. A composite organism arising from a symbiotic relationship between a fungus and an alga or cyanobacterium.
    • Example: The rocky surface was covered in colorful lichen, indicating a healthy ecosystem.
  • 2. Any of various organisms that resemble or are similar to lichens.
    • Example: The forest floor was dotted with various types of lichen that added texture to the environment.
  • 3. A skin disease characterized by small, itchy eruptions, often affecting the surface of the skin or mucous membranes.
    • Example: The doctor diagnosed her condition as lichen planus, a common inflammatory skin disease.

Etymology

Derived from the Latin word 'lichen', which means 'fungus'.

Common Phrases and Expressions

long-lasting lichen:

A term sometimes used to describe lichens that endure harsh conditions over extensive periods.

lichen on rocks:

Refers to the growth of lichens on rocky surfaces, highlighting their adaptability.

Related Words

symbiosis:

The interaction between two different organisms living in close physical association, often to the advantage of both.

mycology:

The branch of biology concerned with the study of fungi.

Slang Meanings of lichen

Meaning: A chill vibe or lax attitude.

Example Sentence: Just be lichen and go with the flow!

Meaning: Something that sticks around or lasts long.

Example Sentence: This party is going to be lichen; it’s not ending anytime soon!