The frontier
Example: The frontier represents boundary of knowledge
Definition
"The frontier" refers to the boundary or edge of knowledge, exploration, or development where new discoveries or advancements are made. It represents the limit beyond which something is not yet known or fully understood, often inspiring innovation and progress.
Etymology
The term "the frontier" originates from the Old French word 'frontiere,' meaning border or boundary. Historically, it described the borderlands between settled and unsettled territories, especially in medieval Europe and later in the American West. Over time, the meaning expanded metaphorically to represent the leading edge of knowledge or experience.
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"The frontier" appears in the Vocaplus list "English - General - (C1) - set 2", containing 116 commonly used words.
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