raintight

The hiker wears a raintight jacket during the mountain trek.

Definition

1. Adjective:
   • Resistant to rain penetration: "raintight" describes a structure, material, or enclosure that is constructed or sealed to prevent rain from entering or passing through.

Usage Examples

• (The panel is sealed so that rain cannot damage its internal components.)
• (A cover designed to keep rainwater out.)
• (Windows that do not leak during rain.)

Advanced Usage

• "raintight construction": a building method that ensures no water ingress from precipitation.

  • The shed was built with raintight construction, using sealed joints and waterproof membranes. (The shed is impervious to rain.)

• "raintight seal": a closure or joint that prevents rain from passing through.

  • The contractor applied a raintight seal around the door frame. (A seal that blocks rain entry.)

Variants and Related Words

• Rainproof (adj): similar in meaning, often used interchangeably, but "raintight" implies a more complete, airtight seal against rain.
  • This jacket is rainproof. (It repels rain, but may not be fully sealed.)
• Rain-resistant (adj): less absolute than "raintight," meaning able to withstand some rain but not fully impervious.
  • The tent is rain-resistant, but not raintight. (It can handle light rain but may leak in a storm.)

Synonyms

• Watertight: completely sealed against water (broader term, includes rain and other water sources).
• Weatherproof: resistant to all weather conditions, including rain, wind, and sun.
• Impervious to rain: cannot be penetrated by rain.

Related Idioms

• "Keep the rain out": a common phrase describing the function of a raintight structure.
  • A good roof should keep the rain out. (Prevent rain from entering.)

Note: "raintight" is a technical term often used in construction, manufacturing, and engineering contexts. It is less common in everyday speech than "waterproof" or "rainproof."