1. A tract of low or plain ground between hills, or between or along the banks of a river.

2. A space between; a space of time between; the distance between two given sounds.

Nuttall's Standard dictionary of the English language By Nuttall, P.Austin

• intervew,
• intergal,
• interbal,
• enternal,
• integal,
• intermal,
• intervuls,
• internel,
• internaly,
• intervel,
• intemal,
• intenal,
• intevals,
• intervails,
• intervin,
• intervall,
• interwall,
• inteernal,
• interal,
• internial

• interleukin,
• interim,
• intermix,
• interwoven,
• interiorise,
• intermarry,
• internee,
• interlock,
• Interleaf,
• intertidal,
• intern,
• intersex,
• internally,
• intervening,
• interlinear,
• interlard,
• interlacing,
• interlingua,
• internalize,
• interracial,
• in theory,
• interlaced,
• interstate,
• interloper,
• in the raw,
• interplay,
• intervenor,
• interlude,
• interleave,
• internet,
• interfering,
• interne,
• in turn,
• inter alia,
• interlope,
• Interlaken,
• Interpol,
• interred,
• interchange,
• interact,
• intermingle,
• interview,
• intercalate,
• interior,
• interviewer,
• interiorize,
• interpolate,
• in-tray,
• interest,
• interferon,
• in truth,
• interlace,
• intermit,
• internalise,
• in the air,
• intercom,
• interfere,
• intercalary,
• in utero,
• interlayer,
• inter,
• internal,
• intervene,
• interbrain,
• interviewee,
• interfacial,
• interrelate,
• in trouble,
• intercostal,
• Interahamwe,
• inderal,
• interlineal,
• intertribal,
• intermural,
• interweave,
• interlink,
• intersexual.

The adverb form of the word "interval" is "intervally".

The adjective form of the word "interval" is "intervallic".

The plural of the "interval" can be the "intervals".

The singular of the "interval" can be the "interval".