underburn

Betekenis (Engels)

Noun

The deliberate burning of surface fuel so as to leave the tree canopy intact.

Verb

1. (obsolete) To burn up.
2. To burn too little.

Etimologie (Engels)

Geërf van Middle English: underbrennen

In summary

From Middle English underbrennen (“to set on fire, burn up”), equivalent to under- + burn.