1. A frequent or ordinary gap, absence, or deficiency in something; a commonplace void or missing element
The lack of communication was a common gap in their relationship.
A falta de comunicação era uma lacuna corriqueira no relacionamento deles.
2. In academic or professional contexts: a routine or typical omission or deficiency
Memory lapses are a commonplace gap in witness testimonies.
Falhas de memória são uma lacuna corriqueira nos depoimentos de testemunhas.