Even after the plan succeeded, the second-guessers kept pointing out minor flaws as if they had a better solution.

The surgeon examined the athlete's second joints to assess ligament stability.

The second lieutenants reviewed the maps and coordinated their patrols before dawn.

The second halves of the novels revealed hidden motives that changed my opinion of the characters.

The telescope can resolve details down to three seconds of arc under ideal conditions.

The antique clocks in the shop had broken second hands, but their faces were still beautiful.

The observatory measured the comet's tail extending nearly one light second across, an astonishing size for a passing object.

Many international companies value employees who can communicate in a second language.

Many companies value employees who can speak second languages, as they help bridge communication with international clients.

The composer used minor seconds sparingly to create tension in the melody.