pioneer

B2 · Upper Intermediate Countable noun

n. a person who goes to a new part of a country to live and work there.

n. one of the first people to settle in a frontier region, typically preparing the way for future inhabitants.

日本語:開拓者※

“The pioneers traveled across the plains in wagons to find new land in the west.”

“The museum exhibits the rugged tools used by nineteenth-century pioneers who established farming communities in the remote wilderness.”

C1 · Advanced Countable noun Military Technical

n. a soldier whose job is to build roads, bridges, and trenches to help the army move forward.

n. a soldier tasked with engineering duties such as road construction and trench digging to facilitate the advance of an army.

“The pioneers worked through the night to build a bridge across the river for the tanks.”

“The battalion's pioneers were deployed to clear the debris and repair the supply routes damaged during the heavy bombardment.”

B2 · Upper Intermediate

v. to be the first person to do or use something new.

v. to be the first to develop or use a particular method, area of knowledge, or activity.

“The company pioneered the use of solar energy in small electronics.”

“The university pioneered a new approach to distance learning, integrating interactive digital platforms decades before they became industry standards.”